Fig. 2
From: Cholesterol and prostate cancer risk: a long-term prospective cohort study
Cumulative incidence of prostate cancer by quartiles of cholesterol in a cohort of initially healthy middle-aged men followed for 40 years, n = 1997. The number of prostate cancer diagnosis in each quartile of cholesterol was 80 (quartile 1), 51 (quartile 2), 48 (quartile 3) and 34 (quartile 4). P-value achieved from the Pepe and Mori test comparing the cumulative incidence of cholesterol quartile 1 versus quartile 4